8308720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 22730688

約数和(自身を除く): 14421968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 401, 518, 560, 592, 740, 802, 1036, 1295, 1480, 1604, 2005, 2072, 2590, 2807, 2960, 3208, 4010, 4144, 5180, 5614, 6416, 8020, 10360, 11228, 14035, 14837, 16040, 20720, 22456, 28070, 29674, 32080, 44912, 56140, 59348, 74185, 103859, 112280, 118696, 148370, 207718, 224560, 237392, 296740, 415436, 519295, 593480, 830872, 1038590, 1186960, 1661744, 2077180, 4154360, 8308720]

約数ペア:

[(1, 8308720), (2, 4154360), (4, 2077180), (5, 1661744), (7, 1186960), (8, 1038590), (10, 830872), (14, 593480), (16, 519295), (20, 415436), (28, 296740), (35, 237392), (37, 224560), (40, 207718), (56, 148370), (70, 118696), (74, 112280), (80, 103859), (112, 74185), (140, 59348), (148, 56140), (185, 44912), (259, 32080), (280, 29674), (296, 28070), (370, 22456), (401, 20720), (518, 16040), (560, 14837), (592, 14035), (740, 11228), (802, 10360), (1036, 8020), (1295, 6416), (1480, 5614), (1604, 5180), (2005, 4144), (2072, 4010), (2590, 3208), (2807, 2960)]